Immunoglobulin MImmunoglobulin GImmunoglobulinsBacteriaImmunoglobulin AImmunoglobulin Heavy ChainsGenes, ImmunoglobulinImmunoglobulins, IntravenousImmunoglobulin Light ChainsAntibodies, BacterialAntibodies, ViralEnzyme-Linked Immunosorbent AssayGram-Negative BacteriaAntibody SpecificityGram-Positive BacteriaImmunoglobulin kappa-ChainsImmunoglobulin mu-ChainsB-LymphocytesImmunoglobulin Variable RegionMolecular Sequence DataImmunoglobulin A, SecretoryImmunoglobulin EImmunoglobulin IsotypesImmunoglobulin J-ChainsBacteria, AnaerobicImmunoglobulin DWaldenstrom MacroglobulinemiaSerologic TestsImmunoglobulin Fc FragmentsRubella virusImmunoglobulin Constant RegionsImmunoglobulin lambda-ChainsBacterial ProteinsImmunoglobulin Class SwitchingImmunoenzyme TechniquesRheumatoid FactorAntibodies, MonoclonalToxoplasmosisFluorescent Antibody TechniqueComplement Fixation TestsRNA, Ribosomal, 16SImmunoglobulin Fab FragmentsAntibody FormationAntibodies, Anti-IdiotypicAntigens, BacterialEvaluation Studies as TopicCross ReactionsReceptors, Antigen, B-CellImmunoglobulin FragmentsBase SequenceEscherichia coliBacteria, AerobicAmino Acid SequenceDNA, BacterialPlasmacytomaToxoplasmaPhylogenySensitivity and SpecificityImmunoglobulin gamma-ChainsConvalescenceImmunodiffusionMice, Inbred BALB CRubellaImmune SeraSequence Analysis, DNAPolysaccharides, BacterialImmunoglobulin AllotypesHemagglutination Inhibition TestsImmunoelectrophoresisReceptors, Polymeric ImmunoglobulinAntibodies, ProtozoanHemagglutination TestsDNA, RibosomalImmunoassayImmunoglobulin Joining RegionImmunization, PassiveSpecies SpecificityStaphylococcal Protein AReagent Kits, DiagnosticAntigen-Antibody ComplexToxoplasmosis, CongenitalAgglutination TestsAntibodies, FungalWater MicrobiologyPolymerase Chain ReactionFalse Positive ReactionsRabbitsMercaptoethylaminesSyphilis, CongenitalImmunizationImmunoglobulin IdiotypesSpleenEpitopesAntigens, ViralAgglutininsHepatitis AMyeloma ProteinsImmunosorbent TechniquesTime FactorsErythema Infectiosum